"There are many facets of science that are almost exactly opposite of dramatic narrative. It's slow, tedious, inconclusive, it's hard to tell good guys from bad guys—it's everything that a normal hour of Star Trek is not."
— Kim Stanley Robinson (1952- ) Interview in Locus magazine, September 1997
|Mr. Spock (Leonard Nimoy) and Captain Kirk (William Shatner) in the Star Trek episode: The City on the Edge of Forever (April 6, 1967) Trapped on Earth in the 1930's, they're constructing "a mnemonic memory circuit using stone knives and bear skins" aka vacuum tubes|